Finding the Third Proportional to 9,281,321 and 19,933,648

Step by Step Solution

1. Step 1: Write the proportion equation
   9,281,321 : 19,933,648 = 19,933,648 : x
2. Step 2: Convert to fraction form
   9,281,321/19,933,648 = 19,933,648/x
3. Step 3: Cross multiply
   9,281,321x = 19,933,648 × 19,933,648
4. Step 4: Simplify right side
   9,281,321x = 397,350,322,587,904
5. Step 5: Solve for x
   x = 397,350,322,587,904/9,281,321
6. Step 6: Final answer
   x = 42,811,828.47